4400313225 has 144 divisors (see below), whose sum is σ = 9234992256. Its totient is φ = 1809561600.

The previous prime is 4400313223. The next prime is 4400313293. The reversal of 4400313225 is 5223130044.

It is not a de Polignac number, because 4400313225 - 2¹ = 4400313223 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4400313195 and 4400313204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4400313223) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 7178019 + ... + 7178631.

Almost surely, 2^4400313225 is an apocalyptic number.

It is an amenable number.

4400313225 is an abundant number, since it is smaller than the sum of its proper divisors (4834679031).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4400313225 is a wasteful number, since it uses less digits than its factorization.

4400313225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768 (or 752 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 4400313225 is about 66334.8567873633. The cubic root of 4400313225 is about 1638.6814239006.

Adding to 4400313225 its reverse (5223130044), we get a palindrome (9623443269).

The spelling of 4400313225 in words is "four billion, four hundred million, three hundred thirteen thousand, two hundred twenty-five".